- switch (format) {
- /* 16-bit depth, no stencil */
- case PIPE_FORMAT_Z16_UNORM:
- return R300_DEPTHFORMAT_16BIT_INT_Z;
- /* 24-bit depth, ignored stencil */
- case PIPE_FORMAT_Z24X8_UNORM:
- /* 24-bit depth, 8-bit stencil */
- case PIPE_FORMAT_Z24S8_UNORM:
- return R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL;
- default:
- debug_printf("r300: Implementation error: "
- "Got unsupported ZS format %s in %s\n",
- pf_name(format), __FUNCTION__);
- assert(0);
- break;
- }
- return 0;
-}
-
-/* Shader output formats. This is essentially the swizzle from the shader
- * to the RB3D block.
- *
- * Note that formats are stored from C3 to C0. */
-static INLINE uint32_t r300_translate_out_fmt(enum pipe_format format)
-{
- switch (format) {
- case PIPE_FORMAT_A8R8G8B8_UNORM:
- case PIPE_FORMAT_X8R8G8B8_UNORM:
- /* XXX */
- case PIPE_FORMAT_Z24S8_UNORM:
- return R300_US_OUT_FMT_C4_8 |
- R300_C0_SEL_B | R300_C1_SEL_G |
- R300_C2_SEL_R | R300_C3_SEL_A;
- case PIPE_FORMAT_R8G8B8A8_UNORM:
- case PIPE_FORMAT_R8G8B8X8_UNORM:
- return R300_US_OUT_FMT_C4_8 |
- R300_C0_SEL_A | R300_C1_SEL_B |
- R300_C2_SEL_G | R300_C3_SEL_R;
- default:
- debug_printf("r300: Implementation error: "
- "Got unsupported output format %s in %s\n",
- pf_name(format), __FUNCTION__);
- assert(0);
- return R300_US_OUT_FMT_UNUSED;
- }
- return 0;
-}
-
-/* Non-CSO state. (For now.) */
-
-static INLINE uint32_t r300_translate_gb_pipes(int pipe_count)
-{
- switch (pipe_count) {
- case 1:
- return R300_GB_TILE_PIPE_COUNT_RV300;
- break;
- case 2:
- return R300_GB_TILE_PIPE_COUNT_R300;
- break;
- case 3:
- return R300_GB_TILE_PIPE_COUNT_R420_3P;
- break;
- case 4:
- return R300_GB_TILE_PIPE_COUNT_R420;
- break;
- }
- return 0;
-}
-
-/* Utility function to count the number of components in RGBAZS formats.
- * XXX should go to util or p_format.h */
-static INLINE unsigned pf_component_count(enum pipe_format format) {
- unsigned count = 0;
-
- if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 0)) {
- count++;
- }
- if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 1)) {
- count++;
- }
- if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 2)) {
- count++;
- }
- if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 3)) {
- count++;
- }
- if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 0)) {
- count++;
- }
- if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 1)) {
- count++;